Chemical compositions 化学成分
Grit 段砂保证值
Typical value 典型值
Fine powder 细粉保证值
Al2O3%≥
99
SiO2%≤
0.1
Fe2O3%≤
K2O+ Na2O%≤
0.4
Apparent porosity显气孔率
8
Bulk density体积密度
3.60
True density真密度
3.92